P0353 Audi Code - Ignition Coil 3 Primary/Secondary Circuit
Quick Answer
The ignition system on the vehicle uses individual ignition coils for each cylinder. Common causes include Faulty Ignition Coil 3, Ignition Coil 3 harness is open or shorted, Ignition Coil 3 circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P0353 Audi indicates Ignition Coil 3 Primary/Secondary Circuit.
- Common causes
- Common causes include Faulty Ignition Coil 3, Ignition Coil 3 harness is open or shorted, Ignition Coil 3 circuit poor electrical connection.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code P0353 Audi Description
What are the Possible Causes of the DTC P0353 Audi?
- Faulty Ignition Coil 3
- Ignition Coil 3 harness is open or shorted
- Ignition Coil 3 circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P0353 Audi?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0353 Audi code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about P0353 Audi Code
1. What does the OBDII code P0353 mean for an Audi?
P0353 indicates a malfunction in the primary or secondary circuit of ignition coil 3, meaning the coil may not be functioning properly or there’s an issue in its wiring or control circuit.
2. What are the common symptoms of P0353 in an Audi?
Symptoms may include engine misfires, rough idling, reduced fuel efficiency, poor acceleration, and the Check Engine Light being illuminated.
3. What causes the P0353 code to appear?
Common causes include a faulty ignition coil, damaged wiring or connectors in the ignition coil circuit, a malfunctioning powertrain control module (PCM), or spark plug issues.
4. Can I continue driving my Audi with a P0353 code?
Driving with this code is not recommended, as it can lead to poor engine performance, increased emissions, and potential damage to other components like the catalytic converter.
5. How do I diagnose the P0353 code on my Audi?
Diagnosis involves checking ignition coil 3 for proper operation, inspecting wiring and connectors for damage, testing the spark plug, and confirming signal output from the PCM.
6. How do I fix the P0353 code on my Audi?
Repairs may include replacing the faulty ignition coil, repairing or replacing damaged wiring or connectors, replacing the spark plug, or reprogramming or replacing the PCM if necessary.
7. How much does it cost to repair a P0353 code on an Audi?
Costs can vary, but replacing an ignition coil typically ranges from $100 to $300, while diagnosing and repairing wiring or PCM issues may cost more depending on labor rates.
8. Can a bad spark plug cause the P0353 code?
Yes, a damaged or worn spark plug can cause excessive resistance, leading to issues in the ignition coil circuit and triggering the P0353 code.
9. What tools do I need to troubleshoot the P0353 code?
You’ll need an OBDII scanner, a multimeter for testing voltage and continuity, and basic hand tools to inspect and replace components.
10. Will clearing the P0353 code fix the problem?
Clearing the code will turn off the Check Engine Light temporarily, but if the underlying issue isn’t resolved, the code will return.
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